@charset "utf-8";
/* ============================================================================
   王帝官网 · 全站动效层
   只加动效，不改任何颜色、字号、间距与版式；所有动画都尊重 reduced-motion。
   ========================================================================== */

:root{
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-soft:cubic-bezier(.22,.61,.36,1);
  --dur-in:.72s;
}

/* ---------------- 滚动进场：分层浮现 ---------------- */
.reveal{
  opacity:0;
  transform:translate3d(0,30px,0);
  transition:opacity var(--dur-in) var(--ease-out), transform var(--dur-in) var(--ease-out);
}
.reveal.in{opacity:1;transform:none;will-change:auto}

/* 子元素错落：卡片墙、列表一行一行浮上来 */
.reveal-stagger > *{opacity:0;transform:translate3d(0,22px,0)}
.reveal-stagger.in > *{
  animation:item-in .78s var(--ease-out) both;
  will-change:auto;
}
.reveal-stagger.in > *:nth-child(1){animation-delay:.02s}
.reveal-stagger.in > *:nth-child(2){animation-delay:.06s}
.reveal-stagger.in > *:nth-child(3){animation-delay:.10s}
.reveal-stagger.in > *:nth-child(4){animation-delay:.14s}
.reveal-stagger.in > *:nth-child(5){animation-delay:.18s}
.reveal-stagger.in > *:nth-child(6){animation-delay:.22s}
.reveal-stagger.in > *:nth-child(7){animation-delay:.26s}
.reveal-stagger.in > *:nth-child(8){animation-delay:.30s}
.reveal-stagger.in > *:nth-child(9){animation-delay:.34s}
.reveal-stagger.in > *:nth-child(10){animation-delay:.38s}
.reveal-stagger.in > *:nth-child(n+11){animation-delay:.42s}
@keyframes item-in{from{opacity:0;transform:translate3d(0,26px,0)}to{opacity:1;transform:none}}

/* 标题：从左向右擦出一笔 */
.sh h2{position:relative}
.sh.in h2{animation:title-in .9s var(--ease-out) both}
@keyframes title-in{
  from{opacity:0;transform:translate3d(-18px,0,0);letter-spacing:0}
  to{opacity:1;transform:none}
}

/* 卡片悬停：浮起 + 一束斜光扫过 */
.gcard,.card,.plat,.bili-card,.steam-card,.news .n-list li,.panel{
  transition:transform .5s var(--ease-out), box-shadow .5s var(--ease-out),
             border-color .4s ease, background-color .4s ease;
}
.gcard:hover,.card:hover,.bili-card:hover,.steam-card:hover{
  transform:translateY(-6px);
  box-shadow:0 22px 48px rgba(19,21,26,.18);
}
.dark .gcard:hover,.dark .card:hover{
  box-shadow:0 22px 52px rgba(0,0,0,.55);
}

/* 图片：悬停缓推 + 遮罩 */
.gcard .gcov,.card .c-art,.bili-cover,.sc-art{overflow:hidden}
.gcard .gcov img,.bili-cover img,.card .c-art img{
  transition:transform 1.1s var(--ease-out), filter .6s ease;
}
.gcard:hover .gcov img,.bili-card:hover .bili-cover img,.card:hover .c-art img{
  transform:scale(1.07);
}
.card .c-art::after,.gcard .gcov::after,.bili-cover::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(120deg,transparent 30%,rgba(242,237,226,.22) 48%,transparent 62%);
  opacity:0;transform:translateX(-60%);
  transition:opacity .5s ease, transform .9s var(--ease-out);
}
.card:hover .c-art::after,.gcard:hover .gcov::after,.bili-card:hover .bili-cover::after{
  opacity:1;transform:translateX(60%);
}

/* 导航下划线：从中间往两边长出来 */
.nav a{position:relative}
.nav a::after{
  content:"";position:absolute;left:50%;right:50%;bottom:-6px;height:2px;
  background:linear-gradient(90deg,var(--red2),var(--gold2));
  transition:left .42s var(--ease-out), right .42s var(--ease-out), opacity .3s;
  opacity:.9;
}
.nav a:hover::after,.nav a.on::after{left:8px;right:8px}

/* 按钮：按下回弹 + 一道光 */
.btn{position:relative;overflow:hidden}
.btn:active{transform:translateY(0) scale(.985)}
.btn::after{
  content:"";position:absolute;top:0;bottom:0;width:44%;left:-60%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-18deg);opacity:0;pointer-events:none;
}
.btn:hover::after{animation:btn-shine .85s var(--ease-out)}
@keyframes btn-shine{0%{left:-60%;opacity:0}20%{opacity:1}100%{left:120%;opacity:0}}

/* ---------------- 开屏：墨色涣开 + 印章落定 ----------------
   性能红线：全屏 fixed 层上不要用 filter:blur() 做过渡。
   整屏模糊需要把整张全屏位图重新栅格化，而且退出动画每一帧都重来一次，
   主线程直接被压住 —— 表现就是「点一下整页卡死」。
   退出只动 opacity + 极小的位移，纯合成层，不重绘。 */
#splash .sp-img{will-change:transform}
#splash.gone{
  opacity:0;
  transform:translate3d(0,-8px,0);
  transition:opacity .55s ease-out, transform .55s ease-out;
}
#splash::before{
  /* 一层墨晕，静态的：不做无限循环动画，避免全屏层反复重绘 */
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(circle at 50% 46%,transparent 26%,rgba(19,21,26,.9) 74%);
  opacity:.72;
}
#splash.gone::before{opacity:0;transition:opacity .4s ease}
#splash .sp-seal{animation:seal-drop 1.05s var(--ease-out) both}
/* 印章落定保留模糊，但它只是一块 64px 的小图层，代价可忽略 */
@keyframes seal-drop{
  0%{opacity:0;transform:translate3d(0,-34px,0) rotate(-22deg) scale(1.5);filter:blur(6px)}
  62%{opacity:1;transform:translate3d(0,2px,0) rotate(-3deg) scale(.96);filter:blur(0)}
  100%{opacity:1;transform:none;filter:blur(0)}
}
#splash h1{animation:title-rise 1.1s .18s var(--ease-out) both}
@keyframes title-rise{
  from{opacity:0;transform:translate3d(0,18px,0)}
  to{opacity:1;transform:none}
}
#splash p{animation:title-rise 1.1s .34s var(--ease-out) both}
#splash .btn{animation:title-rise 1.1s .5s var(--ease-out) both}
#splash .sp-skip{animation:fade-in .9s .8s ease-out both}
#splash a.sp-skip{text-decoration:none;display:inline-flex}
#splash .sp-brand{animation:fade-in .9s .6s ease-out both}
#splash .sp-tip{animation:fade-in .9s 1s ease-out both}
@keyframes fade-in{from{opacity:0}to{opacity:1}}
/* 揭幕时内部元素先淡出，避免「整块缩放」时文字还在闪 */
#splash.gone .sp-in,#splash.gone .sp-skip,#splash.gone .sp-brand,#splash.gone .sp-tip{
  opacity:0;transition:opacity .35s ease-out
}

/* ---------------- 首页轮播：笔触划开换图 ---------------- */
/* 只动 transform 与 opacity；will-change 只在切换的瞬间由 JS 挂上再摘掉，
   常驻会让整块首屏一直占着独立合成层，滚动时反而更沉。 */
.carousel .slide .art{
  transition:transform 5.6s linear;
}
.hero .slide .art{transform:translate3d(0,calc(var(--sy,0) * -.06px),0) scale(1.05)}
.hero .slide.on .art{transform:translate3d(0,calc(var(--sy,0) * -.06px),0) scale(1.12)}
.carousel.drag .slide .art{transition:none!important}
.carousel .slide .art::after{
  /* 换张时从左往右一道笔锋扫过 */
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,transparent 34%,rgba(242,237,226,.18) 50%,transparent 66%);
  opacity:0;
}
.carousel .slide.on .art::after{animation:brush-sweep 1.1s var(--ease-out)}
@keyframes brush-sweep{
  0%{opacity:0;transform:translateX(-100%)}
  30%{opacity:.9}
  100%{opacity:0;transform:translateX(100%)}
}
.carousel .slide h3,.carousel .slide p,.carousel .slide .cta{
  opacity:0;transform:translate3d(0,20px,0);
  transition:opacity .8s var(--ease-out), transform .9s var(--ease-out);
}
.slide.on h3{transition-delay:.12s}
.slide.on p{transition-delay:.22s}
.slide.on .cta{transition-delay:.32s}
.slide.on h3,.slide.on p,.slide.on .cta{opacity:1;transform:none}

/* ---------------- 影像中心（B 站风） ---------------- */
.bili-card{transition:transform .55s var(--ease-out), opacity .6s ease}
.bili-card .bc-play i{transition:transform .45s var(--ease-out), box-shadow .45s ease}
.bili-card:hover .bc-play i{transform:scale(1.14);box-shadow:0 10px 30px rgba(179,53,44,.55)}
.bili-featured .bf-cover{overflow:hidden}
.bili-featured .bf-cover::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,transparent 40%,rgba(13,15,19,.55));
  opacity:0;transition:opacity .5s ease;
}
.bili-featured:hover .bf-cover::after{opacity:1}
.bili-cover::before{
  /* 涟漪：进入时从播放按钮散开一圈 */
  content:"";position:absolute;left:50%;top:50%;width:10px;height:10px;border-radius:50%;
  border:1px solid rgba(242,237,226,.8);transform:translate(-50%,-50%) scale(0);opacity:0;
}
.bili-card:hover .bili-cover::before{animation:ripple 1.1s var(--ease-out)}
@keyframes ripple{
  0%{opacity:.9;transform:translate(-50%,-50%) scale(0)}
  100%{opacity:0;transform:translate(-50%,-50%) scale(26)}
}

/* ---------------- 下载中心（Steam 风 HUD） ---------------- */
.steam-card .sc-art{position:relative;overflow:hidden}
.steam-card .sc-art::before{
  /* HUD 扫描线 */
  content:"";position:absolute;inset:0;pointer-events:none;opacity:0;
  background:repeating-linear-gradient(180deg,rgba(242,237,226,.08) 0 1px,transparent 1px 3px);
  transition:opacity .4s ease;
}
.steam-card:hover .sc-art::before{opacity:1}
.steam-card .sc-art::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(115deg,transparent 32%,rgba(217,184,119,.28) 48%,transparent 64%);
  transform:translateX(-80%);opacity:0;
}
.steam-card:hover .sc-art::after{animation:steam-shine 1s var(--ease-out)}
@keyframes steam-shine{0%{opacity:0;transform:translateX(-80%)}25%{opacity:1}100%{opacity:0;transform:translateX(80%)}}
.steam-card.on{box-shadow:0 0 0 2px rgba(179,53,44,.55), 0 18px 40px rgba(0,0,0,.35)}
.steam-btn-green{position:relative;overflow:hidden}
.steam-btn-green:not(.dis)::before{
  content:"";position:absolute;inset:0;border-radius:inherit;
  box-shadow:0 0 0 0 rgba(179,53,44,.5);animation:pulse-ring 2.6s var(--ease-out) infinite;
}
@keyframes pulse-ring{
  0%{box-shadow:0 0 0 0 rgba(179,53,44,.45)}
  70%{box-shadow:0 0 0 12px rgba(179,53,44,0)}
  100%{box-shadow:0 0 0 0 rgba(179,53,44,0)}
}
.steam-shot img{transition:transform 1.4s var(--ease-out)}
.steam-hero:hover .steam-shot img{transform:scale(1.04)}
.steam-thumb{transition:transform .35s var(--ease-out), border-color .3s}
.steam-thumb:hover{transform:translateY(-3px)}
.steam-thumb.on{transform:translateY(-3px)}

/* ---------------- 后台：轻量，不拖效率 ---------------- */
.adm-main .row{animation:row-in .42s var(--ease-out) both}
.adm-main .row:nth-child(2){animation-delay:.03s}
.adm-main .row:nth-child(3){animation-delay:.06s}
.adm-main .row:nth-child(4){animation-delay:.09s}
.adm-main .row:nth-child(5){animation-delay:.12s}
.adm-main .row:nth-child(n+6){animation-delay:.15s}
@keyframes row-in{from{opacity:0;transform:translate3d(-8px,0,0)}to{opacity:1;transform:none}}
.adm-main .panel{animation:panel-in .46s var(--ease-out) both}
@keyframes panel-in{from{opacity:0;transform:translate3d(0,10px,0)}to{opacity:1;transform:none}}
/* 无刷新提交后的入场提示：主区轻闪一下，确认操作生效 */
.adm-main.wd-flash{animation:flash-ok .6s var(--ease-out)}
@keyframes flash-ok{
  0%{box-shadow:inset 0 0 0 1px rgba(217,184,119,0)}
  30%{box-shadow:inset 0 0 0 1px rgba(217,184,119,.55)}
  100%{box-shadow:inset 0 0 0 1px rgba(217,184,119,0)}
}
.kpi{transition:transform .35s var(--ease-out), background .3s}
.kpi:hover{transform:translateY(-3px)}

/* ---------------- 悬浮钮、弹窗、页脚 ---------------- */
.float .fl{transition:transform .3s var(--ease-out), background .3s, color .3s}
.float .fl:hover{transform:translateY(-3px)}
.pop-box{animation:pop-in .52s var(--ease-out) both}
@keyframes pop-in{
  from{opacity:0;transform:translate3d(0,26px,0) scale(.965)}
  to{opacity:1;transform:none}
}
.side-box,.tk,.empty,.note{animation:soft-in .55s var(--ease-out) both}
@keyframes soft-in{from{opacity:0;transform:translate3d(0,12px,0)}to{opacity:1;transform:none}}
.stat-line{animation:line-grow .7s var(--ease-out) both;transform-origin:left}
@keyframes line-grow{from{opacity:0;transform:scaleX(.6)}to{opacity:1;transform:none}}

/* ---------------- 无障碍：系统要求减少动效时全部关掉 ---------------- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
    scroll-behavior:auto!important;
  }
  .reveal,.reveal-stagger > *{opacity:1!important;transform:none!important}
}